Double helix does chemistry at a distance - but how?

Article Abstract:

A Cal Tech team led by Jackie Barton showed that a chemical group added to on end of a DNA molecule can cause the repair of a defective group at the other end. Perhaps more importantly, the process seems to involve the free transportation of electrons down the center of the DNA double helix.

Research, DNA repair, Electron transport

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Misconduct: views from the trenches

Article Abstract:

Many universities mishandle investigations into scientific misconduct, but the University of California-San Francisco, University of Illinois and Harvard have model programs for such probes. They include an active education program, a set protocol and competent, dedicated administrators.

Universities and colleges

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The ozone backlash

Article Abstract:

Many critics have charged ozone depletion researchers of exaggerating or concocting their findings for political reasons or to procure funding for their projects. The arguments critics such as Rush Limbaugh have used sound credible, but they are unscientific.

Public opinion, Ozone layer depletion

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